Dual Tone Multi-Frequency (DTMF) Tones

GMC Sierra / GMC Sierra Owners Manuals / Infotainment System / Phone / Bluetooth / Dual Tone Multi-Frequency (DTMF) Tones

The Bluetooth system can send numbers and the numbers stored as name tags during a call. You can use this feature when calling a menu-driven phone system.

Account numbers can also be stored for use.

Sending a Number or Name Tag During a Call

1. Press 2. Say “Dial.” 3. Say the number or name tag to send.. The system responds “Ready,” followed by a tone.

2. Say “Dial.” 3. Say the number or name tag to send.

    See also:

    Convex Mirrors
    WARNING A convex mirror can make things, like other vehicles, look farther away than they really are. If you cut too sharply into the right lane, you could hit a vehicle on the right. Check the insid ...

    Replacing Brake System Parts
    The braking system on a vehicle is complex. Its many parts have to be of top quality and work well together if the vehicle is to have really good braking. The vehicle was designed and tested with top- ...

    Brakes
    Brakes stop the vehicle and are crucial to safe driving. • Signs of brake wear may include chirping, grinding, or squealing noises, or difficulty stopping. • Trained dealer technicians have acce ...